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I'm a well-known mainframe performance guy, with almost 30 years of experience helping customers manage systems. I also dabble in lots of other technology. I've sought to widen the Performance role, incorporating aspects of infrastructural architecture.

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To whoever (In the USA I think) Googled "what is REMOVECC" and got to this blog let me give you my thoughts on the matter. (And yes I know, it being a search, you might never come back to read this.) To understand REMOVECC you have to understand that the "CC" refers to ASA (American Standards Association) Carriage Control, described here . ASA (formerly ANSI) control characters appear in Position... [More]

I'm going to have to stop adding "(sic)" after every use of the word "Referer". As in "Referer URL". The term itself comes from one of the standard HTTP headers. And therefore is somewhat fixed. Despite giving my "wetware spell checker" a pink fit on a frequent basis. :-) Anyhow, in this blog entry I talked about how I can - as standard - get a display of the URLs people come from to land on my... [More]

This is really just a test of some Firefox Extension code of mine... but it's kind of interesting in its own right... The following is a table containing the country-level summary of Search URLs that somehow get a reader to my blog on any given day. (I have another table ranking search terms.) Most days the USA and India are at the top of the list. And there's usually a smattering of other... [More]